We implemented an experimental technique called heterogeneous multiadapter using Epic Games' DX12 Unreal Engine 4. This technique allows us to split the rendering workload across an integrated Intel GPU and a discrete NVIDIA GPU simultaneously maximizing performance.

At E3 this year, Microsoft showed off "Fable Legends" for Xbox One, a new take on the RPG franchise's well-loved world of magic, humor and high adventure. Fable Legends' stunning visuals were created using Unreal Engine 4, so, we asked our friends at Lionhead if they'd do a bit of experimentation...